222759182009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1\times {\mathrm{19681}}^1$

素因数の和:21801

約数の個数: 32

約数和(自身を含む): 278810488320

約数和(自身を除く): 56051306311

約数列:

[1, 7, 13, 61, 91, 427, 793, 2039, 5551, 14273, 19681, 26507, 124379, 137767, 185549, 255853, 870653, 1200541, 1616927, 1790971, 8403787, 11318489, 15607033, 40129559, 109249231, 280906913, 521684267, 2447903099, 3651789869, 17135321693, 31822740287, 222759182009]

約数ペア:

[(1, 222759182009), (7, 31822740287), (13, 17135321693), (61, 3651789869), (91, 2447903099), (427, 521684267), (793, 280906913), (2039, 109249231), (5551, 40129559), (14273, 15607033), (19681, 11318489), (26507, 8403787), (124379, 1790971), (137767, 1616927), (185549, 1200541), (255853, 870653)]